70866426 has 16 divisors (see below), whose sum is σ = 141926400. Its totient is φ = 23589888.

The previous prime is 70866413. The next prime is 70866437. The reversal of 70866426 is 62466807.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3066 + ... + 12293.

It is an arithmetic number, because the mean of its divisors is an integer number (8870400).

Almost surely, 2^70866426 is an apocalyptic number.

70866426 is an abundant number, since it is smaller than the sum of its proper divisors (71059974).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

70866426 is a wasteful number, since it uses less digits than its factorization.

70866426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16133.

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 70866426 is about 8418.2198830869. The cubic root of 70866426 is about 413.8219379423.

The spelling of 70866426 in words is "seventy million, eight hundred sixty-six thousand, four hundred twenty-six".